#3A4E99#3A4E99

#3A4E99 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.124 H 269.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A4E99
RGB	rgb(58, 78, 153)
HSL	hsl(227, 45%, 41%)
HSV	hsv(227, 62%, 60%)
CMYK	cmyk(62.1%, 49%, 0%, 40%)
CIE-LAB	lab(35.30, 16.63, -43.50)
CIE-LCH	lch(35.30, 46.57, 290.93°)
OKLab	oklab(44.83% -0.0009 -0.1244)
OKLCH	oklch(44.83% 0.124 269.6)
XYZ	xyz(10.2171, 8.6474, 31.2615)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4E99 #99853A

analogous

#3A7E99 #3A4E99 #563A99

triadic

#3A4E99 #993A4E #4E993A

tetradic

#3A4E99 #993A7E #99853A #3A9956

square

#3A4E99 #993A7E #99853A #3A9956

split-complementary

#3A4E99 #99563A #7E993A

monochromatic

#182140 #29376D #3A4E99 #5369BE #7F90CE

Accessibility & contrast

On white

7.69

#3A4E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#3A4E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4E99

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4E99	#FFFFFF	#000000	##FFFFFF
##3A4E99	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28579C

Deuteranopia (green-blind)

#174F97

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3a4e99;
/* rgb */ color: rgb(58, 78, 153);
/* oklch */ color: oklch(44.8% 0.124 269.6);

Tailwind

colors: {
  custom: {
    50: '#797fb7',
    500: '#3a4e99',
    950: '#000000',
  },
}

SCSS

$custom: #3a4e99;
$custom-light: #797fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4e99",
  "rgb": {
    "r": 58,
    "g": 78,
    "b": 153
  },
  "hsl": {
    "h": 227.368,
    "s": 45.024,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44832,
    "c": 0.12437,
    "h": 269.6
  },
  "luminance": 0.08648
}

Semantic roles & 50–950 ramp

primary

#3A4E99

secondary

#B8AA77

accent

#B953D5

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3A4E99

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →